Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-20 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-10 1FT6062 natural cooling
1FT6062
Technical data Code Units -6AH7 -6AK7
Engineering data
Rated speed n
N
rpm 4500 6000
Number of poles 2p 6 6
Rated torque (100 K)
M
N(100 K)
Nm 3.6 2.1
Rated current (100K)
I
N
A3.93.2
Stall torque (60K)
M
0(60 K)
Nm 5 5
Stall torque (100K)
M
0(100 K)
Nm 6 6
Stall current (60K)
I
0(60 K)
A4.76.2
Stall current (100K)
I
0(100 K)
A5.77.6
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
11.8 11.8
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
8.5 8.5
Optimum operating point
Optimum speed
n
opt
rpm 4500 4500
Optimum power
P
opt
kW 1.70 1.70
Limiting data
Max. permissible speed (mech.)
n
max
rpm 9100 9100
Maximum torque
M
max
Nm 24 24
Maximum current
I
max
A3141
Physical constants
Torque constant
k
T
Nm/A 1.05 0.79
Voltage constant
k
E
V/1000 rpm 67 50
Winding resistance at 20 °C
R
ph
Ohm 1.31 0.74
Rotating field inductance
L
D
mH 9.7 5.5
Electrical time constant
T
el
ms 7.4 7.4
Shaft torsional stiffness
c
t
Nm/rad 32000 32000
Mechanical time constant
T
mech
ms 3.0 3.0
Thermal time constant
T
th
min 30 30
Weight with brake m kg 11 11
Weight without brake m kg 9.5 9.5